2. • These
are the
special
tools
your
body uses
to

3. • TOUCH
• Hearing
• Sight
• Taste
• Smell

4. • Touch is to use your skin to have
physical contact with something else.
• Nerves are like wires that relay
messages to the brain
• Nerves in the skin send information
about:
– Pressure
– Temperature
– Pain

5. Touch
• Information from our skin travels up
the spinal cord to the brain.
• Each nerve carries information from
one part of the body.

6. Touch
• Some areas of the body are
more sensitive to touch than
others.

7. Touch
• This
sensory
map shows
that the
brain touch
area is
dedicated
to some
body parts
more than

8. The Five Senses
• Touch
• HEARING
• Sight
• Taste
• Smell

9. Hearing
• Our ears allow
us to
understand
sounds.
• The external
ear captures
sound, while
the internal

10. Hearing
• Tiny bones in
the ear create
vibrations in
fluid.
• These ripples
are detected
by delicate
hairs, and
signals are

11. Hearing
• The ears also
contain
vestibular
organs that
give us our
sense of
balance.
• When these
get messed up,

12. Hearing Loss
Some hearing losses are
congenital (born with). Others
occur through disease or with
the aging process.

13. Hearing Loss

14. The Five Senses
• Touch
• Hearing
• SIGHT
• Taste
• Smell

15. Sight
• The eye is the organ that
captures light.

16. Sight

17. •Your good vision is your
key to your educational
development.
•Not everyone is blessed
with a 20-20 vision.

18. Myopia
Occurs
when
image is
falls in
front of
the retina
due to the
elongation

19. Myopia
They can
focus on
objects
that are
close at
hand but
difficulty in
focusing

20. Hyperopia
People who
are
farsighted
have no
difficulty in
seeing far
objects
It results

21. Hyperopia
It results
from the
shortening of
the eyeball.
Images
therefore will
fall behind the
retina which

22. Astigmatism
Is a condition
that results
from abnormal
curvature of
the lens of the
cornea
This inhibits
correct
focusing so

23. Strabismus
Is the crossing
of the eyes
inward or
outward due to
the shortening
of the muscles
around the
eyes

24. Amblyopia
Results in the
dimness of
vision without
changes in the
eye structure
One eye is “the
lazy eye” allows
the stronger
eye to

25. Color Blindness

26. Protecting your Vision

27. Protecting your Vision
• Sunglasses protect your eyes
from the sun’s harmful UV rays.

28. Vision Loss
• Braille is a special form of writing
for those who are blind, where
people “read” using touch.

29. The Five Senses
• Touch
• Hearing
• Sight
• TASTE
• Smell

30. Taste
• The tongue is the organ that allows
us to taste.
• Taste buds contain the nerves that
send signals to the brain.

31. Taste
• Different areas of the tongue
detect certain types of taste

32. Tongue Piercing
• Piercing increases the risk of
infection.
• Metal piercings can also damage
your teeth.

33. The Five Senses
• Touch
• Hearing
• Sight
• Taste
• SMELL

34. Smell
•The nose
contains
the
nerves
that allow

35. Smell

36. Taste and Smell
• The senses of
taste and smell
are closely
related.
• For example,
foods sometimes
taste different
when we have

37. The Brain

38. The Five Senses
• Our senses let us explore our world.
• It is important that we protect
them.

39. Any Questions?